ion pair
BASIC MATLAB SIMULATION OF ION PROPULSION ROCKET BY CHLORINE AS PROPELLANT VIA NEGATIVE ION PAIR THRUSTING
... negative ion pairs are used for ...negative ion pair using adding electrons to chlorine atom through heated ferroelectric cathode to form negatively charged ...negative ion density is less ...
6
Dynamic ion pair behavior stabilizes single alpha helices in proteins.
... However, our main focus was to evaluate the behavior of the Glu, Arg and Lys side chains and possible ion pairs between them. From studies on intrinsically disordered proteins it has been established that N and CO ...
29
Determination of ketoconazole and trimetazidine hyd rochloride through ion pair formation with tetraiod obismuthate
... of ion pairs is rapid and the absorbance readings of the 1, 2-dichIoroethane extracts of the associates were constant after 10 min and were stable for at least 4 ...of ion-pair extract was stable ...
7
Development and validation of an extractive ion pair spectrophotometric method for the determination of ciprofloxacin hydrochloride
... The influence of the concentration of Eriochrome Black T was examined by addition of different concentrations of the dye in the range of 0.01 – 0.2 % w/v. The maximum absorbance was obtained when 0.2 % w/v Eriochrome ...
7
Trace Analysis of Phosphate Ion by Dispersive Liquid-liquid Microextraction Based on the Ion-pair Formation with Methyltrioctylammonium Chloride
... the ion pair formation between molybdophosphate and cationic counter ion provided by methyltrioctylammonium chloride, which also acts as a dispersive agent, and its subsequent extraction onto a ...
10
Extractive Spectrophotometric Determination of Nicergoline Through Ion-Pair Complexation Reaction
... Ion pair extraction spectrophotometry has received considerable attention for quantitative estimation of many pharmaceutical ...colored ion-pair complex is formed 18-19 ...
7
Quantitative determination of azithromycin by extractive ion-pair spectrophotometry using methyl orange as ion pairing agent
... utilizes ion-pair spectrophotometry and is employed for the quantitative evaluation of the drug using the acidic dye - methyl orange (MO) as ion-pairing agent at pH 2 (phthalate ...yellow ...
8
Chemometric Assisted Ion-Pair Chromatography of Metaxolone and Diclofenac in Binary Mixture: A Mechanistic Study
... on ion pair formation is demonstrated for the simultaneous determination of Metaxalone (MTX) and Diclofenac potassium (DCP) in commercial ...the Ion-Pair Chromatography (IPC) to achieve ...
12
A Constrained Molecular Dynamics Study of Potassium Chloride Ion Pair in Water acetone Mixtures
... contact ion pair (CIP), solvent assisted ion pair (SAIP) and solvent separated ion pair (SSIP) in the ...- ion pair in pure acetone shows a deep minimum around ...
8
Trace Analysis of Niflumic Acid in Milk and Human Plasma by Ion-pair-based Vortex Assisted Dispersive Liquid-liquid Microextraction Combined with UV-Vis Spectrophotometry
... an ion association complex between niflumic acid and methylene ...resulting ion-pair was extracted into dichloromethane and its absorbance was measured at 655 ...
12
Physical Characteristics of Ofloxacin Tablets Sold in Uyo and Quantitative Assay by Novel Ion Pair Complexation Technique
... on ion-pair complexation (reaction) of ofloxacin with bromothymol blue in dichloromethane as solvent, is a simple, sensitive, economical and extraction-free ...
6
An Ion-pair Dispersive Liquid-Liquid Microextraction for Simultaneous Determination of Synthetic Dyes in Ice Cream Samples by HPLC
... Generally, addition of salt enhances the extraction of analytes, because the salting-out effect can reduce the solubility of the analytes in water and forced much of them onto the organic phase [20]. On the other hand, ...
13
An Ion Pair HPLC Method for Simultaneous Determination of Exogenous Phosphocreatine and Its Metabolite Creatine and Related ATP in Rabbit Plasma and RBC: Application to a Pharmacokinetic Study
... specific assays without chromatographic separation, in- cluding spectro-photometry, biolumilescence, were used to determine plasma PCr concentration, so that the reli- ability of the obtained pharmacokinetic results is ...
7
Electrical Conductance and Ion Pair Formation of Sodium Diethyldithiocarbamate in Acetonitrile Water Mixtures at 25oC
... pairs are taken into consideration. The entropy term ∆S/k refers to the entropy change due to various arrangements of solvent molecules around free ion and ion pairs. From Table 2, it is evident that U ...
11
The thermodynamic dissociation constant of the bisulphate ion HSO ₄ and of the cereus sulphate ion pair CeSO+₄ in water and aqueous methanol at 25°C
... As complex formation in oer-ous perchlorate has been questioned,4 "this system has also been- reinvestigated in water, and addi tional measurements made in aqueous methanol o For compari[r] ...
183
The dissociation constant of the ion pair CeSO₄⁺
... The test the preparing and ropl'"odueihili ty of electrodes and the acmracy to tltdoh solutions Culd be prepa1•ed the standard electrode potential of the cell:H2 - Pt.. of the usunl.[r] ...
67
PVC Membrane Sensor and Wire Coated Electrode for Determination of Flurazepam
... Flurazepam is a benzodiazepine derivative which possesses anxiolytic, anticonvulsant, sedative and skeletal muscle relaxant properties. This research introduces two kinds of PVC membrane sensor (symmetric and asymmetric) ...
11
Journal of Applied Pharmaceutical Science
... Two simple, accurate and sensitive spectrophotometric methods were developed for the determination of ticlabendazole in bulk and pharmaceutical formulation. These methods were based on the formation of ...
6
Potentiometric Determination of Betahistine in Pharmaceutical Formulations by Drug Selective Sensors
... In this work, a PVC membrane and a carbon paste electrodes have been designed and utilized for determination of Betahistine in some pharmaceutical formulations. Potentiometric electrodes are one of the subdivisions of ...
11
Structure of strongly coupled, multi component plasmas
... the pair distribution as well as for small k in the structure ...the ion-ion potential is here Coulomb, this indirectly affects the ion-ion pair distribution and structure ...
22